. Triathlon Bikes Allen Bicycles (NZ) Ltd - Specialist triathlon bikes   Allen Speedframe Triathlon Bikes are one of the most advanced Triathlon Bikes in the world.  With the frames’ unique geometry this bike is specifically designed to have the rider in the most comfortable and efficient riding position possible. “Simply the best bike geometry to be found in triathlon today”. Allen Triathlon Bikes can be custom assembled. Each bike can be assembled with the parts and accessories to suit individual riders' needs.   (Seats, handle bar systems, groupsets and wheelsets in particular.)      Allen Speedframe 650c [more]   Allen Speedframe 700c [more]